Home / 980,664.60-1,471,011.66-373,486.48

Finding the Fourth Proportional to 980,664.60, 1,471,011.66 and 373,486.48

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Solution

The fourth proportional to 980,664.60, 1,471,011.66 and 373,486.48 is: 560,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,664.60 : 1,471,011.66 = 373,486.48 : x
  2. Step 2: Convert to fraction form
    980,664.60/1,471,011.66 = 373,486.48/x
  3. Step 3: Cross multiply
    980,664.60x = 1,471,011.66 × 373,486.48
  4. Step 4: Simplify right side
    980,664.60x = 549,402,966,932.36
  5. Step 5: Solve for x
    x = 549,402,966,932.36/980,664.60
  6. Step 6: Final answer
    x = 560,235.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.